Lakes / Iowa / Jasper County / Rock Creek Lake
Rock Creek Lake, Iowa
515 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Iowa
41.75 degrees N, 92.85 degrees W - Jasper County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Rock Creek Lake Stacks Up
- Larger than 88% of the 220 lakes counted in Iowa.
- About 42 miles from Des Moines, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Lake Ponderosa | Poweshiek | 17 mi | 168 acres |
| Lake Ponderosa | Poweshiek | 18 mi | 111 acres |
| Diamond Lake | Poweshiek | 19 mi | 90 acres |
| Cherry Lake | Tama | 20 mi | 30 acres |
| Sportsman Lake | Tama | 20 mi | 33 acres |
| Crab Tree Lake | Marshall | 21 mi | 43 acres |
Straight-line distance between lake centers.
Facts and Figures
Largest Lakes in Iowa
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Rathbun Lake | Appanoose | 13,869 acres | - |
| 2 | Lake Red Rock | Marion | 8,619 acres | - |
| 3 | Spirit Lake | Dickinson | 5,463 acres | - |
| 4 | Saylorville Lake | Polk | 5,428 acres | - |
| 5 | Clear Lake | Cerro Gordo | 3,632 acres | - |
All 220 Iowa lakes ranked by surface area
Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 152745615). Verified October 30, 2026.